Which one of the following is not an alkali metal ?
Which one of the following is not an alkali metal ?
A. Francium
B. Caesium
C. Rubidium
D. Radium
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The mechanism by which the genetic information can be duplicated is called_________________?
The mechanism by which the genetic information can be duplicated is called_________________?A. Duplication
B. Transcription
C. Replication
D. MutationWhich C-X bond has the highest bond energy per mole ?
Which C-X bond has the highest bond energy per mole ?A. C-F
B. C-C
C. C-Br
D. C-IWhich of the following sulphates is not soluble in water ?
Which of the following sulphates is not soluble in water ?A. Sodium sulphate
B. Potassium sulphate
C. Zinc sulphate
D. Barium sulphateWhich of the following is solid?
Which of the following is solid?A. Water
B. Stone
C. Both
D. NoneOxidation of primary alcohol gives________________?
Oxidation of primary alcohol gives________________?A. ketone
B. Aldehyde
C. Alkene then – COOH
D. EsterIf 1/V is plotted on X-axis and pressure on Y-axis at constant temperature what should appear ________________?
If 1/V is plotted on X-axis and pressure on Y-axis at constant temperature what should appear ________________?A. Straight line parallel to x-axis
B. Straight line parallel to y-axis
C. Straight line
D. Curve